Table 3.
Adsorption of amprolium in different soils1
| Soil (code) | %OC | pH (CaCl2) | Kf (mL/g) | 1/n | Koc (mL/g) |
|---|---|---|---|---|---|
| Sand (2.1) | 0.66 | 5.2 | 8.780 | 0.7053 | 1,330 |
| Loamy sand (2.2) | 1.77 | 5.5 | 25.645 | 0.8785 | 1,449 |
| Sandy loam (2.3) | 0.94 | 6.8 | 9.462 | 0.7596 | 1,006 |
| Loam (2.4) | 2.26 | 7.2 | 31.254 | 0.7084 | 1,382 |
| Clay (6S) | 1.66 | 7.1 | 74.148 | 0.7805 | 4,466 |
| Arithmetic mean | 29.86 | 0.77 | 1,928 | ||
| Geometric mean | 21.81 | 0.76 | 1,643 |
%OC: % of organic carbon; Kf: Freundlich constant; 1/n: adsorption Freundlich exponent; Koc: adsorption or desorption coefficient corrected for soil organic carbon content.
1
Technical dossier/Section III/Reference III.28.